/// <summary>
/// Draws the given polygon.
/// </summary>
/// <param name="polygon">The polygon to render.</param>
/// <param name="color">The color to use when drawing the polygon.</param>
/// <param name="dashed">If true, the polygon will be "dashed".</param>
public void DrawPolygon(VectorPolygon polygon, Color color, bool dashed)
{
if (polygon == null)
{
throw new ArgumentNullException("polygon");
}
int step = (dashed == true) ? 2 : 1;
for (int i = 0; i < polygon.TransformedPoints.Length; i += step)
{
if (currentIndex >= vertices.Length - 2)
{
End();
Begin();
}
vertices[currentIndex].Position.X =
polygon.TransformedPoints[i % polygon.TransformedPoints.Length].X;
vertices[currentIndex].Position.Y =
polygon.TransformedPoints[i % polygon.TransformedPoints.Length].Y;
vertices[currentIndex++].Color = color;
vertices[currentIndex].Position.X =
polygon.TransformedPoints[(i + 1) %
polygon.TransformedPoints.Length].X;
vertices[currentIndex].Position.Y =
polygon.TransformedPoints[(i + 1) %
polygon.TransformedPoints.Length].Y;
vertices[currentIndex++].Color = color;
lineCount++;
}
}
/// <summary>
/// Draws the given polygon.
/// </summary>
/// <param name="polygon">The polygon to render.</param>
/// <param name="color">The color to use when drawing the polygon.</param>
public void DrawPolygon(VectorPolygon polygon, Color color)
{
DrawPolygon(polygon, color, false);
}
